JPS6019131A - 大きさ等しく方向反対の力ベクトルを発生する電磁作動器 - Google Patents

大きさ等しく方向反対の力ベクトルを発生する電磁作動器

Info

Publication number
JPS6019131A
JPS6019131A JP59126592A JP12659284A JPS6019131A JP S6019131 A JPS6019131 A JP S6019131A JP 59126592 A JP59126592 A JP 59126592A JP 12659284 A JP12659284 A JP 12659284A JP S6019131 A JPS6019131 A JP S6019131A
Authority
JP
Japan
Prior art keywords
armature assembly
armature
generally
conducting
assembly
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP59126592A
Other languages
English (en)
Japanese (ja)
Inventor
クリスチヤン・シ−・ピ−タ−セン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Polaroid Corp
Original Assignee
Polaroid Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Polaroid Corp filed Critical Polaroid Corp
Publication of JPS6019131A publication Critical patent/JPS6019131A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/14—Pivoting armatures
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/14—Two separate members moving in opposite directions
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/18—More than two members
    • G03B9/22—More than two members each moving in one direction to open and then in opposite direction to close, e.g. iris type
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H02K33/18—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H02K41/035—DC motors; Unipolar motors
    • H02K41/0352—Unipolar motors
    • H02K41/0354—Lorentz force motors, e.g. voice coil motors
    • H02K41/0358—Lorentz force motors, e.g. voice coil motors moving along a curvilinear path

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Shutters For Cameras (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Optical Recording Or Reproduction (AREA)
JP59126592A 1983-06-22 1984-06-21 大きさ等しく方向反対の力ベクトルを発生する電磁作動器 Pending JPS6019131A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/506,787 US4531820A (en) 1983-06-22 1983-06-22 Electromagnetic actuator generating equal and opposing force vectors
US506787 1983-06-22

Publications (1)

Publication Number Publication Date
JPS6019131A true JPS6019131A (ja) 1985-01-31

Family

ID=24016012

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59126592A Pending JPS6019131A (ja) 1983-06-22 1984-06-21 大きさ等しく方向反対の力ベクトルを発生する電磁作動器

Country Status (5)

Country Link
US (1) US4531820A (de)
EP (1) EP0129756B1 (de)
JP (1) JPS6019131A (de)
CA (1) CA1210046A (de)
DE (2) DE129756T1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61202181U (de) * 1985-06-06 1986-12-18
JP2001350172A (ja) * 2000-06-07 2001-12-21 Nisca Corp 光量調整装置及びこの光量調整装置を組込んだ光学装置

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4605297A (en) * 1984-12-24 1986-08-12 Polaroid Corporation Method of and apparatus for controlling the application of processing fluid
US4650307A (en) * 1985-09-30 1987-03-17 Eastman Kodak Company Electromagnetic actuator
US5414460A (en) * 1993-06-08 1995-05-09 Eastman Kodak Company Mechanical aperture for controlling illumination level
DE69416348T2 (de) * 1993-06-08 1999-09-09 Eastman Kodak Co. Beleuchtungskontrollsystem für einen Filmabtaster
US5534961A (en) * 1994-05-04 1996-07-09 Eastman Kodak Company Belt drive shutter device
US5561486A (en) * 1994-09-29 1996-10-01 Eastman Kodak Company Assembly for use in electromagnetic actuator
US5724625A (en) * 1996-06-07 1998-03-03 Eastman Kodak Company Belt-driven shutters
US6705776B2 (en) 2000-05-18 2004-03-16 Nidec Copal Corporation Electromagnetic actuator and shutter device for camera
KR100762627B1 (ko) * 2005-11-17 2007-10-01 삼성전자주식회사 카메라 모듈의 셔터 구동 장치
EP2375098A3 (de) * 2007-12-19 2018-02-14 Koninklijke Philips N.V. Magnetisches Federsystem in einem Resonanzmotor
JP5497390B2 (ja) * 2009-09-18 2014-05-21 泓記精密股▲分▼有限公司 カメラ用シャッタ
JP2011065074A (ja) * 2009-09-18 2011-03-31 Tricore Corp カメラ用シャッタ
US8956059B1 (en) * 2014-06-26 2015-02-17 Melles-Griot Shutter with power-free magnetic detent
JP6770450B2 (ja) * 2017-01-25 2020-10-14 日本電産コパル株式会社 羽根駆動装置及びこの羽根駆動装置を備えた撮像機器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5793330A (en) * 1980-12-02 1982-06-10 Canon Inc Electromagnetic driving device of program electromagnetic shutter

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3056341A (en) * 1958-05-15 1962-10-02 Polaroid Corp Photographic shutter mechanism
FR1453203A (fr) * 1962-10-11 1966-09-16 Système électro-magnétique pour engendrer des oscillations motrices linéaires oucirculaires ou des translations
US3455219A (en) * 1966-06-13 1969-07-15 Polaroid Corp Automatic aperture selection system
DE2150185A1 (de) * 1971-10-08 1973-04-12 Bosch Photokino Gmbh Fotografische kamera mit einem selbsttaetigen blendeneinstellmechanismus
US3781099A (en) * 1973-04-30 1973-12-25 Eastman Kodak Co Automatic or presettable diaphragm apparatus
US3882522A (en) * 1973-05-22 1975-05-06 Polaroid Corp Non-cocking springless shutter developing two parameter exposure regulation
DE2408932B2 (de) * 1974-02-25 1976-01-02 Balda-Werke Photographische Geraete Und Kunststoff Gmbh & Co Kg, 4980 Buende KameraverschluB mit zwei hintereinander angeordneten in Längsrichtung geführten Lamellen
US3942183A (en) * 1974-07-02 1976-03-02 Polaroid Corporation Camera with pivoting blades
JPS5931047B2 (ja) * 1975-03-28 1984-07-31 富士写真フイルム株式会社 光学機械用羽根
US4198863A (en) * 1975-05-13 1980-04-22 Gerhard Bartek Electromagnetic torsional stiffness element
US4121235A (en) * 1975-09-23 1978-10-17 Fuji Photo Film Co., Ltd. Electromagnetically operated shutter mechanism
US4112450A (en) * 1976-02-18 1978-09-05 Fuji Photo Film Co., Ltd. Shutter device for a photographic camera
DE2942636C2 (de) * 1978-10-23 1984-12-13 Canon K.K., Tokio/Tokyo Elektromagnetisch betätigter Zentralverschluß
JPS55143545A (en) * 1979-04-26 1980-11-08 Canon Inc Electromagnetically driven shutter
US4265530A (en) * 1979-06-05 1981-05-05 Polaroid Corporation Shutter blade drive system
JPS5636631A (en) * 1979-09-03 1981-04-09 Canon Inc Rotor of electromagnetic drive shutter
DE2944287A1 (de) * 1979-11-02 1981-05-14 Ibm Deutschland Gmbh, 7000 Stuttgart Elektromagnetische ausloesevorrichtung, insbesondere fuer den antrieb von druckhaemmern
JPS56117730U (de) * 1980-02-08 1981-09-09
DE3104001A1 (de) * 1980-02-08 1981-12-17 Canon K.K., Tokyo Elektromagnetisch angetriebener verschluss
US4333722A (en) * 1980-12-22 1982-06-08 Eastman Kodak Company Method of controlling electromagnetic actuator in a camera, and actuator controllable thereby
JPS57129163A (en) * 1981-01-30 1982-08-11 Brother Ind Ltd Actuator for sewing machine
US4338009A (en) * 1981-06-08 1982-07-06 Eastman Kodak Company Bistable actuating mechanism for optical apparatus
WO1983004348A1 (en) * 1982-06-01 1983-12-08 Eastman Kodak Company Electromagnetic actuator having a pliant armature

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5793330A (en) * 1980-12-02 1982-06-10 Canon Inc Electromagnetic driving device of program electromagnetic shutter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61202181U (de) * 1985-06-06 1986-12-18
JP2001350172A (ja) * 2000-06-07 2001-12-21 Nisca Corp 光量調整装置及びこの光量調整装置を組込んだ光学装置

Also Published As

Publication number Publication date
EP0129756B1 (de) 1987-03-18
CA1210046A (en) 1986-08-19
DE3462736D1 (en) 1987-04-23
EP0129756A1 (de) 1985-01-02
US4531820A (en) 1985-07-30
DE129756T1 (de) 1985-05-09

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